Home / 86,617.38-119,511.63-52,624.86

Finding the Fourth Proportional to 86,617.38, 119,511.63 and 52,624.86

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Solution

The fourth proportional to 86,617.38, 119,511.63 and 52,624.86 is: 72,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,617.38 : 119,511.63 = 52,624.86 : x
  2. Step 2: Convert to fraction form
    86,617.38/119,511.63 = 52,624.86/x
  3. Step 3: Cross multiply
    86,617.38x = 119,511.63 × 52,624.86
  4. Step 4: Simplify right side
    86,617.38x = 6,289,282,797.12
  5. Step 5: Solve for x
    x = 6,289,282,797.12/86,617.38
  6. Step 6: Final answer
    x = 72,609.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.